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QE22A Magnesium vs. 6061 Aluminum

QE22A magnesium belongs to the magnesium alloys classification, while 6061 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is QE22A magnesium and the bottom bar is 6061 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
69
Elongation at Break, % 2.4
3.4 to 20
Fatigue Strength, MPa 110
58 to 110
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 150
84 to 210
Tensile Strength: Ultimate (UTS), MPa 250
130 to 410
Tensile Strength: Yield (Proof), MPa 190
76 to 370

Thermal Properties

Latent Heat of Fusion, J/g 340
400
Maximum Temperature: Mechanical, °C 250
170
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 570
580
Specific Heat Capacity, J/kg-K 970
900
Thermal Conductivity, W/m-K 110
170
Thermal Expansion, µm/m-K 27
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
43
Electrical Conductivity: Equal Weight (Specific), % IACS 120
140

Otherwise Unclassified Properties

Density, g/cm3 2.0
2.7
Embodied Carbon, kg CO2/kg material 27
8.3
Embodied Energy, MJ/kg 220
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
3.8 to 81
Resilience: Unit (Modulus of Resilience), kJ/m3 400
42 to 1000
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 60
50
Strength to Weight: Axial, points 36
13 to 42
Strength to Weight: Bending, points 46
21 to 45
Thermal Diffusivity, mm2/s 59
68
Thermal Shock Resistance, points 15
5.7 to 18

Alloy Composition

Aluminum (Al), % 0
95.9 to 98.6
Chromium (Cr), % 0
0.040 to 0.35
Copper (Cu), % 0 to 0.1
0.15 to 0.4
Iron (Fe), % 0
0 to 0.7
Magnesium (Mg), % 93.1 to 95.8
0.8 to 1.2
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
0.4 to 0.8
Silver (Ag), % 2.0 to 3.0
0
Titanium (Ti), % 0
0 to 0.15
Unspecified Rare Earths, % 1.8 to 2.5
0
Zinc (Zn), % 0
0 to 0.25
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0
0 to 0.15